72638964

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{9473}}^1$

素因数の和:9557

約数の個数: 48

約数和(自身を含む): 190995840

約数和(自身を除く): 118356876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 9473, 18946, 28419, 37892, 56838, 85257, 113676, 170514, 255771, 341028, 511542, 672583, 1023084, 1345166, 2017749, 2690332, 4035498, 6053247, 8070996, 12106494, 18159741, 24212988, 36319482, 72638964]

約数ペア:

[(1, 72638964), (2, 36319482), (3, 24212988), (4, 18159741), (6, 12106494), (9, 8070996), (12, 6053247), (18, 4035498), (27, 2690332), (36, 2017749), (54, 1345166), (71, 1023084), (108, 672583), (142, 511542), (213, 341028), (284, 255771), (426, 170514), (639, 113676), (852, 85257), (1278, 56838), (1917, 37892), (2556, 28419), (3834, 18946), (7668, 9473)]